CVE catalog
CVE-2017-12166
openvpn: CVE-2017-12166
- Severity
- Critical · CVSS 10
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 3.63% · Oct 25, 2026
OpenVPN versions before 2.3.3 and 2.4.x before 2.4.4 are vulnerable to a buffer overflow vulnerability when key-method 1 is used, possibly resulting in code execution.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | openvpn | sid | 2.7.8-1 | fixed |
| Debian | openvpn | forky | 2.7.8-1 | fixed |
| Debian | openvpn | trixie | 2.6.14-1+deb13u3 | fixed |
| Debian | openvpn | trixie-security | 2.6.14-1+deb13u3 | fixed |
| Debian | openvpn | bookworm | 2.6.14-0+deb12u2 | fixed |
| Debian | openvpn | bookworm-security | 2.6.14-0+deb12u2 | fixed |
| Ubuntu | openvpn | pro | 2.4.3-4ubuntu1 | vulnerable |
| Ubuntu | openvpn | pro | 2.4.4-1ubuntu1 | vulnerable |
| Ubuntu | openvpn | pro | 2.4.4-2ubuntu1 | vulnerable |
| Ubuntu | openvpn | pro | 2.4.4-2ubuntu1.1 | vulnerable |
| Ubuntu | openvpn | pro | 2.4.4-2ubuntu1.2 | vulnerable |
| Ubuntu | openvpn | pro | 2.4.4-2ubuntu1.3 | vulnerable |
| Ubuntu | openvpn | pro | 2.4.4-2ubuntu1.5 | vulnerable |
| Ubuntu | openvpn | pro | 2.4.4-2ubuntu1.6 | vulnerable |
| Ubuntu | openvpn | pro | 2.4.4-2ubuntu1.7 | vulnerable |
| Ubuntu | openvpn | pro | 2.4.4-2ubuntu1.7+esm1 | fixed |
| Suse | openvpn | openstack cloud 6 | 2.3.8-16.20.1 | fixed |
| Suse | openvpn | linux enterprise desktop 12 sp2 | 2.3.8-16.20.1 | fixed |
| Suse | openvpn | linux enterprise desktop 12 sp3 | 2.3.8-16.20.1 | fixed |
| Suse | openvpn | linux enterprise server for raspberry pi 12 sp2 | 2.3.8-16.20.1 | fixed |
| Suse | openvpn | linux enterprise server for sap applications 12 sp1 | 2.3.8-16.20.1 | fixed |
| Suse | openvpn | linux enterprise server 12-ltss | 2.3.8-16.20.1 | fixed |
| Suse | openvpn | linux enterprise server 12 sp1-ltss | 2.3.8-16.20.1 | fixed |
| Suse | openvpn | linux enterprise server 12 sp2 | 2.3.8-16.20.1 | fixed |
| Suse | openvpn | linux enterprise server for sap applications 12 sp2 | 2.3.8-16.20.1 | fixed |
| Suse | openvpn | linux enterprise server 12 sp3 | 2.3.8-16.20.1 | fixed |
| Suse | openvpn | linux enterprise server for sap applications 12 sp3 | 2.3.8-16.20.1 | fixed |
| Suse | openvpn-openssl1 | linux enterprise server 11-security | 2.3.2-0.10.3.1 | fixed |
| Ubuntu | openvpn | pro | 2.3.7-1ubuntu1 | vulnerable |
| Ubuntu | openvpn | pro | 2.3.7-2ubuntu1 | vulnerable |
| Ubuntu | openvpn | pro | 2.3.8-1ubuntu1 | vulnerable |
| Ubuntu | openvpn | pro | 2.3.10-1ubuntu1 | vulnerable |
| Ubuntu | openvpn | pro | 2.3.10-1ubuntu2 | vulnerable |
| Ubuntu | openvpn | pro | 2.3.10-1ubuntu2.1 | vulnerable |
| Ubuntu | openvpn | pro | 2.3.10-1ubuntu2.2 | vulnerable |
| Ubuntu | openvpn | pro | 2.3.10-1ubuntu2.2+esm1 | vulnerable |
| Ubuntu | openvpn | pro | 2.3.10-1ubuntu2.2+esm2 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | openvpn | source | sid | 2.4.4-1 | not yet assigned | Not reported | [877089] |
| Debian | openvpn | source | forky | 2.4.4-1 | not yet assigned | Not reported | [877089] |
| Debian | openvpn | source | trixie | 2.4.4-1 | not yet assigned | Not reported | [877089] |
| Debian | openvpn | source | bookworm | 2.4.4-1 | not yet assigned | Not reported | [877089] |
| Ubuntu | openvpn | deb | pro | 2.4.4-2ubuntu1.7+esm1 | Not reported | USN-7340-1 | Not reported |
| Suse | openvpn | rpm | openstack cloud 6 | 2.3.8-16.20.1 | Not reported | SUSE-SU-2017:2839-1 | Not reported |
| Suse | openvpn | rpm | linux enterprise desktop 12 sp2 | 2.3.8-16.20.1 | Not reported | SUSE-SU-2017:2839-1 | Not reported |
| Suse | openvpn | rpm | linux enterprise desktop 12 sp3 | 2.3.8-16.20.1 | Not reported | SUSE-SU-2017:2839-1 | Not reported |
| Suse | openvpn | rpm | linux enterprise server for raspberry pi 12 sp2 | 2.3.8-16.20.1 | Not reported | SUSE-SU-2017:2839-1 | Not reported |
| Suse | openvpn | rpm | linux enterprise server for sap applications 12 sp1 | 2.3.8-16.20.1 | Not reported | SUSE-SU-2017:2839-1 | Not reported |
| Suse | openvpn | rpm | linux enterprise server 12-ltss | 2.3.8-16.20.1 | Not reported | SUSE-SU-2017:2839-1 | Not reported |
| Suse | openvpn | rpm | linux enterprise server 12 sp1-ltss | 2.3.8-16.20.1 | Not reported | SUSE-SU-2017:2839-1 | Not reported |
| Suse | openvpn | rpm | linux enterprise server 12 sp2 | 2.3.8-16.20.1 | Not reported | SUSE-SU-2017:2839-1 | Not reported |
| Suse | openvpn | rpm | linux enterprise server for sap applications 12 sp2 | 2.3.8-16.20.1 | Not reported | SUSE-SU-2017:2839-1 | Not reported |
| Suse | openvpn | rpm | linux enterprise server 12 sp3 | 2.3.8-16.20.1 | Not reported | SUSE-SU-2017:2839-1 | Not reported |
| Suse | openvpn | rpm | linux enterprise server for sap applications 12 sp3 | 2.3.8-16.20.1 | Not reported | SUSE-SU-2017:2839-1 | Not reported |
| Suse | openvpn-openssl1 | rpm | linux enterprise server 11-security | 2.3.2-0.10.3.1 | Not reported | SUSE-SU-2017:3177-1 | Not reported |
| Ubuntu | openvpn | deb | pro | 2.3.10-1ubuntu2.2+esm2 | Not reported | UBUNTU-CVE-2017-12166 | Not reported |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
[Debian 12 (Bookworm)]
- [openvpn]Unknown
Details (4)
2.6.14-0+deb12u2· amd64 · bookwormFixed · Fixed:
2.4.4-1dsa · openvpn · debian · bookworm; dsa · openvpn · debian · 12
2.6.14-0+deb12u2· arm64 · bookwormFixed · Fixed:
2.4.4-1dsa · openvpn · debian · bookworm; dsa · openvpn · debian · 12
2.6.14-0+deb12u2· amd64 · bookworm-securityFixed · Fixed:
2.4.4-1dsa · openvpn · debian · bookworm; dsa · openvpn · debian · 12
2.6.14-0+deb12u2· arm64 · bookworm-securityFixed · Fixed:
2.4.4-1dsa · openvpn · debian · bookworm; dsa · openvpn · debian · 12
[Debian 13 (Trixie)]
- [openvpn]Unknown
Details (6)
2.6.14-1+deb13u3· amd64 · trixieFixed · Fixed:
2.4.4-1dsa · openvpn · debian · 13
2.6.14-1+deb13u3· arm64 · trixieFixed · Fixed:
2.4.4-1dsa · openvpn · debian · 13
2.7.5-1~bpo13+1· amd64 · trixie-backportsFixed · Fixed:
2.4.4-1dsa · openvpn · debian · 13
2.7.5-1~bpo13+1· arm64 · trixie-backportsFixed · Fixed:
2.4.4-1dsa · openvpn · debian · 13
2.6.14-1+deb13u3· amd64 · trixie-securityFixed · Fixed:
2.4.4-1dsa · openvpn · debian · 13
2.6.14-1+deb13u3· arm64 · trixie-securityFixed · Fixed:
2.4.4-1dsa · openvpn · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2017_2838-1.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2017-12166]
- [https://osv.dev/vulnerability/DLA-2992-1]
- [https://osv.dev/vulnerability/SUSE-SU-2017:2839-1]
- [https://osv.dev/vulnerability/SUSE-SU-2017:3177-1]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2017-12166]
- [https://osv.dev/vulnerability/USN-7340-1]
- [https://security-tracker.debian.org/tracker/CVE-2017-12166]
- [https://security.access.redhat.com/data/csaf/v2/vex/2017/cve-2017-12166.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2017/wid-sec-w-2025-0513.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]